---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1812 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 50% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 506 4790 0 2679 7181 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:7d:3a:38 brd ff:ff:ff:ff:ff:ff inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fe7d:3a38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:47:76:99:ea brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1812) 12/27/25 _x86_64_ (4 CPU) 13:00:44 LINUX RESTART (4 CPU) 13:01:01 tps rtps wtps bread/s bwrtn/s 13:02:02 154.48 69.71 84.77 5641.59 40208.48 13:03:01 64.07 0.12 63.96 21.83 10187.56 13:04:01 61.67 32.01 29.66 1701.05 7880.15 13:05:01 9.45 3.83 5.61 526.89 1216.39 13:06:01 33.21 8.00 25.21 358.41 10316.69 Average: 64.58 22.81 41.77 1655.45 13974.81 13:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:02:02 5900780 7439312 2266640 27.75 38968 1678784 953688 10.35 563720 1529824 69392 13:03:01 5565672 7378980 2601748 31.86 60184 1916232 1000988 10.86 638084 1757356 128124 13:04:01 5227904 7203284 2939516 35.99 65956 2067656 1155236 12.54 826724 1896456 21396 13:05:01 4479400 6635704 3688020 45.16 70032 2239080 1687800 18.31 1417904 2041560 156732 13:06:01 4940300 7384120 3227120 39.51 74024 2517696 989580 10.74 812112 2179556 159484 Average: 5222811 7208280 2944609 36.05 61833 2083890 1157458 12.56 851709 1880950 107026 13:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:02:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 13:02:02 ens3 364.56 196.75 1262.35 63.36 0.00 0.00 0.00 0.00 13:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:03:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:03:01 ens3 55.60 44.06 709.17 5.65 0.00 0.00 0.00 0.00 13:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:04:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 13:04:01 ens3 157.16 123.21 1681.93 22.29 0.00 0.00 0.00 0.00 13:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:05:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 225.74 204.47 2492.45 28.13 0.00 0.00 0.00 0.00 13:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:06:01 lo 1.43 1.43 0.55 0.55 0.00 0.00 0.00 0.00 13:06:01 ens3 87.29 75.37 777.22 15.43 0.00 0.00 0.00 0.00 13:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 178.48 129.06 1386.90 27.05 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1812) 12/27/25 _x86_64_ (4 CPU) 13:00:44 LINUX RESTART (4 CPU) 13:01:01 CPU %user %nice %system %iowait %steal %idle 13:02:02 all 18.14 0.00 2.84 5.52 3.30 70.20 13:02:02 0 17.63 0.00 1.90 2.40 2.94 75.12 13:02:02 1 10.41 0.00 1.89 6.82 2.80 78.08 13:02:02 2 23.39 0.00 5.22 3.97 4.00 63.43 13:02:02 3 21.08 0.00 2.31 8.89 3.44 64.28 13:03:01 all 20.14 0.00 1.21 2.06 1.37 75.22 13:03:01 0 47.37 0.00 2.42 0.61 2.01 47.59 13:03:01 1 4.45 0.00 0.54 4.32 0.62 90.07 13:03:01 2 27.59 0.00 1.40 0.39 1.69 68.93 13:03:01 3 1.33 0.00 0.49 2.91 1.18 94.09 13:04:01 all 15.53 0.00 1.10 1.34 2.60 79.43 13:04:01 0 14.25 0.00 1.24 0.58 2.49 81.44 13:04:01 1 17.35 0.00 0.91 2.24 2.56 76.94 13:04:01 2 16.28 0.00 0.99 1.19 2.53 79.01 13:04:01 3 14.22 0.00 1.29 1.35 2.83 80.31 13:05:01 all 17.40 0.00 1.04 0.26 3.01 78.28 13:05:01 0 16.15 0.00 1.23 0.03 3.06 79.53 13:05:01 1 18.49 0.00 0.79 0.02 2.91 77.79 13:05:01 2 19.75 0.00 0.71 0.07 2.68 76.80 13:05:01 3 15.26 0.00 1.42 0.94 3.38 79.00 13:06:01 all 40.72 0.00 1.77 0.97 5.41 51.13 13:06:01 0 38.00 0.00 1.32 1.50 5.06 54.12 13:06:01 1 38.21 0.00 2.14 0.44 5.10 54.10 13:06:01 2 26.75 0.00 1.16 1.09 5.14 65.86 13:06:01 3 59.96 0.00 2.46 0.87 6.37 30.35 Average: all 22.42 0.00 1.59 2.03 3.15 70.80 Average: 0 26.58 0.00 1.62 1.02 3.12 67.66 Average: 1 17.85 0.00 1.26 2.76 2.81 75.33 Average: 2 22.74 0.00 1.90 1.35 3.22 70.79 Average: 3 22.52 0.00 1.60 2.99 3.45 69.45